function DeleteRecord($table, $key, $super_column = null, $columns = null)
{
// Initialize
$this->err_str = '';
$cnt_retries = 0;
$flag_timeout = 0;
// If we failed init, bail
if ($this->flag_failed_init) {
return 0;
}
do {
try {
try {
// Timestamp for update
$timestamp = time();
// Reset exception
$tx = array();
if (!empty($columns)) {
$slice_range = new cassandra_SliceRange();
//$slice_range->count = 100;
$slice_range->start = $super_column;
$slice_range->finish = $super_column;
$predicate = new cassandra_SlicePredicate();
$predicate->column_names = $columns;
} else {
$predicate = null;
}
$cfmap = array();
$cfmap[$key][$table][] = new cassandra_mutation(array("deletion" => new cassandra_deletion(array("super_column" => $super_column, "predicate" => $predicate, "clock" => new cassandra_Clock(array('timestamp' => $timestamp)), "timestamp" => time()))));
$this->client->batch_mutate($cfmap, $this->consistency);
// If we're up to here, all is well
$result = 1;
} catch (TException $tx) {
// Error occured
$result = 0;
$this->err_str = $tx->why;
$this->Debug($tx->why . " " . $tx->getMessage());
}
// If this was a timeout error
if (!$result) {
// If this was a timeout error
if (Strcasecmp(get_class($tx), "cassandra_TimedOutException") == 0 || Strcasecmp(get_class($tx), "cassandra_UnavailableException") == 0) {
// Print error and retry
$this->Debug("Timeout error detected. Sleeping 1 second and retrying {$cnt_retries} / 10 times");
sleep(1);
$flag_timeout = true;
$cnt_retries++;
// Disconnect and re-connect
$this->Disconnect();
$this->ConnectToKeyspace();
}
// (Otherwise - this was not a timeout)
if (!empty($tx)) {
// Print exception info
print_r($tx);
}
}
} catch (TException $tx) {
}
} while ($flag_timeout && $cnt_retries < 10);
// Return result
return $result;
}
function InsertRecord($table, $key, $record)
{
// Initialize
$this->err_str = '';
$cnt_retries = 0;
$flag_timeout = 0;
// If we failed init, bail
if ($this->flag_failed_init) {
return 0;
}
do {
try {
try {
// Timestamp for update
$timestamp = time();
// Build batch mutation
$cfmap = array();
$cfmap[$key][$table] = $this->array_to_supercolumns_or_columns($record, $timestamp);
// Insert
$mutation_map = null;
$mutation_map["{$table}"][$key] = $cfmap;
$this->client->batch_mutate($cfmap, $this->consistency);
// If we're up to here, all is well
$result = 1;
} catch (TException $tx) {
// Error occured
$result = 0;
$this->err_str = $tx->why;
$this->Debug($tx->why . " " . $tx->getMessage());
}
// If this was a timeout error
if (!$result) {
// If this was a timeout error
if (Strcasecmp(get_class($tx), "cassandra_TimedOutException") == 0) {
// Print error and retry
$this->Debug("Timeout error detected. Sleeping 1 second and retrying {$cnt_retries} / 10 times");
sleep(1);
$flag_timeout = true;
$cnt_retries++;
// Disconnect and re-connect
$this->Disconnect();
$this->ConnectToKeyspace();
}
// (Otherwise - this was not a timeout)
if (!empty($tx)) {
// Print exception info
print_r($tx);
}
}
} catch (TException $tx) {
}
} while ($flag_timeout && $cnt_retries < 10);
// Return result
return $result;
}
// Strip parameters
if (($pos = strpos($url, "?")) > 0) {
$url_parameters = substr($url, $pos + 1);
$url = substr($url, 0, $pos);
}
$url = trim(strtolower($url));
// Strip prefix and suffix '/'
if ($url[0] == '/') {
$url = substr($url, 1);
}
if (strlen($url) > 1) {
if ($url[strlen($url) - 1] == '/') {
$url = substr($url, 0, strlen($url) - 1);
}
}
// If url starts with .. it's a hack attempt
if (Strcasecmp(substr($url, 0, 2), "..") == 0) {
$url = str_replace("..", "", $url);
}
// If we have a php script with this name
if (file_exists($url . ".php")) {
// Set PHP_SELF and REQUEST_URI to point to the real script
$_SERVER['PHP_SELF'] = $PHP_SELF = $_SERVER['REQUEST_URI'] = $REQUEST_URI = "/" . $url;
if (!empty($url_parameters)) {
$_SERVER['REQUEST_URI'] = $REQUEST_URI .= "?" . $url_parameters;
}
// Load real php script
require $DOCUMENT_ROOT . "/{$url}.php";
return;
}
//
